Base | Representation |
---|---|
bin | 11101001101100… |
… | …01101100100001 |
3 | 122002002121222121 |
4 | 32212301230201 |
5 | 1000212433144 |
6 | 40152104241 |
7 | 6033566653 |
oct | 1646615441 |
9 | 562077877 |
10 | 245046049 |
11 | 11635a7a6 |
12 | 6a095081 |
13 | 3b9c9881 |
14 | 2478a6d3 |
15 | 167a6384 |
hex | e9b1b21 |
245046049 has 2 divisors, whose sum is σ = 245046050. Its totient is φ = 245046048.
The previous prime is 245046047. The next prime is 245046073. The reversal of 245046049 is 940640542.
245046049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 243141649 + 1904400 = 15593^2 + 1380^2 .
It is a cyclic number.
It is not a de Polignac number, because 245046049 - 21 = 245046047 is a prime.
It is a super-2 number, since 2×2450460492 = 120095132261020802, which contains 22 as substring.
Together with 245046047, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (245046047) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122523024 + 122523025.
It is an arithmetic number, because the mean of its divisors is an integer number (122523025).
Almost surely, 2245046049 is an apocalyptic number.
It is an amenable number.
245046049 is a deficient number, since it is larger than the sum of its proper divisors (1).
245046049 is an equidigital number, since it uses as much as digits as its factorization.
245046049 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 34560, while the sum is 34.
The square root of 245046049 is about 15653.9467547325. The cubic root of 245046049 is about 625.7716753154.
The spelling of 245046049 in words is "two hundred forty-five million, forty-six thousand, forty-nine".
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